CVE-2018-10689 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Blktrace

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-120 — Classic Buffer Overflow8 documents7 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 64.40%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
Blktrace Project BlktraceDebian BlktraceMsrc Cbl2 Blktrace 1.2.0-6 ON CBL Mariner 2.0+5 more
Timeline
PublishedMay 3
Latest updateMay 13

Description

blktrace (aka Block IO Tracing) 1.2.0, as used with the Linux kernel and Android, has a buffer overflow in the dev_map_read function in btt/devmap.c because the device and devno arrays are too small, as demonstrated by an invalid free when using the btt program with a crafted file.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages9 packages

▶debiandebian/blktrace< blktrace 1.2.0-1 (bookworm)
▶Debianblktrace_project/blktrace< 1.2.0-1+3

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-pr22-23wp-22hm: blktrace (aka Block IO Tracing) 1↗2022-05-13
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OSV
CVE-2018-10689: blktrace (aka Block IO Tracing) 1↗2018-05-03
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📋Vendor Advisories

3
Microsoft
blktrace (aka Block IO Tracing) 1.2.0 as used with the Linux kernel and Android has a buffer overflow in the dev_map_read function in btt/devmap.c because the device and devno arrays are too small as ↗2018-05-08
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Red Hat
blktrace: buffer overflow in the dev_map_read function in btt/devmap.c↗2018-05-02
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Debian
CVE-2018-10689: blktrace - blktrace (aka Block IO Tracing) 1.2.0, as used with the Linux kernel and Android...↗2018
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💬Community

2
Bugzilla
CVE-2018-10689 blktrace: buffer overflow in the dev_map_read function in btt/devmap.c↗2018-05-04
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Bugzilla
CVE-2018-10689 blktrace: buffer overflow in the dev_map_read function in btt/devmap.c [fedora-all]↗2018-05-04
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